The UK’s Leading Independent Installation, Supply and Maintenance of UPS, Generators, PDUs, Switchgear, Cooling and Electrics.

Solutions for Uninterruptible Power Supplies, Critical Power, Standby Power and power protection systems for mission critical applications. At Critical Power Supplies our mission is to provide World Class Critical Power and Standby Power, power protection and critical energy management systems that are the ‘best in class’ and are right sized for today’s and tomorrow’s energy requirements.

All UPS, STS and PDU’s now come as standard with a 3year warranty

Through our Critical Power Division we supply Uninterruptible Power Supplies, standby power, fuel cells and generator solutions (300VA to 6MVA) to a wide range of organisations and businesses – backed up by an extensive service network providing 24-7 support, state-of-the-art site and remote monitoring with response services – see our service guarantee. Our power solutions including Uninterruptible Power Supply and Generator systems are the most environmentally friendly high efficiency UPS available and comply with the latest ECO guidelines and regulations. We supply open and enclosed generators.

You can purchase Critical Power single phase and three phase input UPS solutions for desktop / free standing / rackmount UPS applications and portable generators, solar panels, grid connect inverters, power cables, batteries and monitoring solutions from the estore side of this website; three phase output Critical Power UPS, fuel cells and high power generators are priced on application or if installation is required after a Critical Power free site survey is carried out.

Standby Power, UPS, Batteries, Fuel Cells, and Generators.

No matter where you operate, or if your standby power, Critical Power application is for single phase or three phase, AC or DC Power, audio, server, industrial, marine, security, telecommunications or remote locations, standby power will in some way be critical to your power strategy. You will require the best in standby power and critical power protection, critical energy management. The manufacturers we work with allow us to remain independent and can demonstrate their ‘best-in-class’ pedigree with uninterruptible power systems, standby power, generators or renewable energy solutions across the UK and Ireland with proven Critical Power technology – typical clients range from Edinburgh University to Kent County Council, Halifax Building Society to Kodak to retail giants such as Tesco.